211012111211102 has 48 divisors (see below), whose sum is σ = 348332585328000. Its totient is φ = 95596396747632.

The previous prime is 211012111211089. The next prime is 211012111211119. The reversal of 211012111211102 is 201112111210112.

It is a super-2 number, since 2×211012111211102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176684399 + ... + 177874677.

It is an arithmetic number, because the mean of its divisors is an integer number (7256928861000).

Almost surely, 2^{211012111211102} is an apocalyptic number.

211012111211102 is a deficient number, since it is larger than the sum of its proper divisors (137320474116898).

211012111211102 is a wasteful number, since it uses less digits than its factorization.

211012111211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199165 (or 1199142 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 211012111211102 its reverse (201112111210112), we get a palindrome (412124222421214).

The spelling of 211012111211102 in words is "two hundred eleven trillion, twelve billion, one hundred eleven million, two hundred eleven thousand, one hundred two".